Home / 2,061,901.72-2,845,287.64-1,144,072.70

Finding the Fourth Proportional to 2,061,901.72, 2,845,287.64 and 1,144,072.70

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Solution

The fourth proportional to 2,061,901.72, 2,845,287.64 and 1,144,072.70 is: 1,578,744.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,061,901.72 : 2,845,287.64 = 1,144,072.70 : x
  2. Step 2: Convert to fraction form
    2,061,901.72/2,845,287.64 = 1,144,072.70/x
  3. Step 3: Cross multiply
    2,061,901.72x = 2,845,287.64 × 1,144,072.70
  4. Step 4: Simplify right side
    2,061,901.72x = 3,255,215,912,571.43
  5. Step 5: Solve for x
    x = 3,255,215,912,571.43/2,061,901.72
  6. Step 6: Final answer
    x = 1,578,744.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.